Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4334066 | Heterocyclic containing 5-oxo pyrans | Yasuo Shimizu, Hisashi Takao, Shuya Shimada, Kazutoshi Kikkawa | 1982-06-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4334066 | Heterocyclic containing 5-oxo pyrans | Yasuo Shimizu, Hisashi Takao, Shuya Shimada, Kazutoshi Kikkawa | 1982-06-08 |